110 lines
3.2 KiB
C
110 lines
3.2 KiB
C
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/**
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* vim: set ts=4 :
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* =============================================================================
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* SourceMod
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* Copyright (C) 2004-2008 AlliedModders LLC. All rights reserved.
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* =============================================================================
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*
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* This program is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License, version 3.0, as published by the
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* Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* As a special exception, AlliedModders LLC gives you permission to link the
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* code of this program (as well as its derivative works) to "Half-Life 2," the
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* "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
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* by the Valve Corporation. You must obey the GNU General Public License in
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* all respects for all other code used. Additionally, AlliedModders LLC grants
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* this exception to all derivative works. AlliedModders LLC defines further
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* exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
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* or <http://www.sourcemod.net/license.php>.
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*
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* Version: $Id$
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*/
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#ifndef _INCLUDE_SOURCEMOD_CORE_STRINGTABLE_H_
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#define _INCLUDE_SOURCEMOD_CORE_STRINGTABLE_H_
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class BaseMemTable
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{
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public:
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BaseMemTable(unsigned int init_size);
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~BaseMemTable();
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public:
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/**
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* Allocates 'size' bytes of memory.
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* Optionally outputs the address through 'addr'.
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* Returns an index >= 0 on success, < 0 on failure.
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*/
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int CreateMem(unsigned int size, void **addr);
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/**
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* Given an index into the memory table, returns its address.
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* Returns NULL if invalid.
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*/
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void *GetAddress(int index);
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/**
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* Scraps the memory table. For caching purposes, the memory
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* is not freed, however subsequent calls to CreateMem() will
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* begin at the first index again.
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*/
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void Reset();
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inline unsigned int GetMemUsage()
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{
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return size;
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}
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private:
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unsigned char *membase;
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unsigned int size;
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unsigned int tail;
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};
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class BaseStringTable
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{
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public:
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BaseStringTable(unsigned int init_size);
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~BaseStringTable();
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public:
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/**
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* Adds a string to the string table and returns its index.
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*/
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int AddString(const char *string);
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/**
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* Given an index into the string table, returns the associated string.
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*/
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inline const char *GetString(int str)
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{
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return (const char *)m_table.GetAddress(str);
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}
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/**
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* Scraps the string table. For caching purposes, the memory
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* is not freed, however subsequent calls to AddString() will
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* begin at the first index again.
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*/
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void Reset();
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/**
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* Returns the parent BaseMemTable that this string table uses.
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*/
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inline BaseMemTable *GetMemTable()
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{
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return &m_table;
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}
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private:
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BaseMemTable m_table;
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};
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#endif //_INCLUDE_SOURCEMOD_CORE_STRINGTABLE_H_
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